protected override void OnParse(ConvertEventArgs cevent)
{
MyRadioButton b = Control as MyRadioButton;
if (b.Checked)
{
cevent.Value = b.CheckedValue;
}
}
protected override void OnFormat(ConvertEventArgs cevent)
{
MyRadioButton b = Control as MyRadioButton;
b.Checked = b.CheckedValue.Equals(cevent.Value);
}